200 GOODYEAR ON GUM-ELASTIC. 



BAT AND WICKET BALLS 



Are made of elastic compound, by the method of manufactur- 

 ing hollow-ware, described, page , Vol. I. When made 

 of a suitable thickness, they will not collapse when damaged, 

 but will retain their shape from their elasticity. They are 

 sometimes perforated in the manufacture like sleigh bells, to 

 admit the sound of small bells or pieces of metal that are in- 

 closed within them when they are made. 



All the varieties of gum-elastic balls admit of various styles of 

 ornamenting, embossing, &lc. 



BOXING GLOVES. 



The boxing gloves heretofore manufactured of buck-skin, may 

 be improved by attaching an air chamber upon the back of the 

 glove, instead of one that is stuffed; or the whole glove may be 

 made of gum-elastic fabrics, making use of the perforated fabrics 

 for the glove. In either case the article is inflated with the self- 

 acting valve tube. See plate xxiii., fig. 2. 



BOXING JACKETS. 



This article is made of ventilated air- work of gum-elastic knit 

 fabrics. When inflated with air, the hardest blow has very 

 little effect upon the person wearing it. See plate xxiii., fig. 3. 



T E N - P I N s . 



These are \vooden pins of the common kind, first covered 

 with vellum cloth, and next wound with vellum cord, like cord 

 ware. They are also made either of gum-elastic sponge or elastic 



